{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["geographical phenomenon", "disease", "time"], "input": "Near the three major mid-ocean ridges the ocean floor is relatively young and therefore bare of sediment , except for the Southwest Indian Ridge due to its ultra-slow spreading rate ."}
{"geographical phenomenon": [], "disease": [], "time": []}